Home / 19,973.05-27,562.91-11,020.56

Finding the Fourth Proportional to 19,973.05, 27,562.91 and 11,020.56

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Solution

The fourth proportional to 19,973.05, 27,562.91 and 11,020.56 is: 15,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.05 : 27,562.91 = 11,020.56 : x
  2. Step 2: Convert to fraction form
    19,973.05/27,562.91 = 11,020.56/x
  3. Step 3: Cross multiply
    19,973.05x = 27,562.91 × 11,020.56
  4. Step 4: Simplify right side
    19,973.05x = 303,758,703.43
  5. Step 5: Solve for x
    x = 303,758,703.43/19,973.05
  6. Step 6: Final answer
    x = 15,208.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.